Bayoumi, E. M., M. F. Riad, M. M. Zayed, M. A. Shelib, A. M. Bayoumi, and Y. F. Hussein. “Influence of Oscillating Packing Instrument on Microhardness of Bulk-Fill Composite: In Vitro Study”. Open Access Macedonian Journal of Medical Sciences, vol. 8, no. D, Sept. 2020, pp. 146-9, doi:10.3889/oamjms.2020.4478.